{"id":144897,"date":"2024-11-01T09:54:19","date_gmt":"2024-11-01T01:54:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/144897\/"},"modified":"2024-11-01T09:54:20","modified_gmt":"2024-11-01T01:54:20","slug":"vb-%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e6%9f%a5%e8%a9%a2%e8%aa%9e%e5%8f%a5%e7%9a%84%e7%b0%a1%e5%96%ae%e6%8c%87%e5%8d%97-vb-%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e6%9f%a5%e8%a9%a2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/144897\/","title":{"rendered":"VB \u9023\u63a5\u6578\u64da\u5eab\u67e5\u8a62\u8a9e\u53e5\u7684\u7c21\u55ae\u6307\u5357 (vb \u9023\u63a5\u6578\u64da\u5eab\u67e5\u8a62\u8a9e\u53e5\u600e\u9ebc\u5beb)"},"content":{"rendered":"

VB \u9023\u63a5\u6578\u64da\u5eab\u67e5\u8a62\u8a9e\u53e5\u7684\u7c21\u55ae\u6307\u5357<\/h1>\n

\u5728\u73fe\u4eca\u7684\u8edf\u4ef6\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u4f7f\u7528\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u666e\u904d\u3002Visual Basic\uff08VB\uff09\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u7d93\u5e38\u88ab\u7528\u4f86\u958b\u767c\u684c\u9762\u61c9\u7528\u7a0b\u5e8f\u548c\u7db2\u7d61\u61c9\u7528\u7a0b\u5e8f\u3002\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528 VB \u9023\u63a5\u6578\u64da\u5eab\u4e26\u57f7\u884c\u67e5\u8a62\u8a9e\u53e5\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7406\u89e3\u9019\u4e00\u904e\u7a0b\u3002<\/p>\n

1. \u4e86\u89e3\u6578\u64da\u5eab\u9023\u63a5<\/h2>\n

\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u6211\u5011\u9700\u8981\u4e86\u89e3\u5982\u4f55\u5728 VB \u4e2d\u5efa\u7acb\u8207\u6578\u64da\u5eab\u7684\u9023\u63a5\u3002\u901a\u5e38\uff0c\u9019\u9700\u8981\u4f7f\u7528 ADO\uff08ActiveX Data Objects\uff09\u4f86\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u3002ADO \u63d0\u4f9b\u4e86\u4e00\u500b\u7c21\u55ae\u7684\u63a5\u53e3\u4f86\u9023\u63a5\u548c\u64cd\u4f5c\u6578\u64da\u5eab\u3002<\/p>\n

2. \u5efa\u7acb\u6578\u64da\u5eab\u9023\u63a5<\/h2>\n

\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5728 VB \u4e2d\u5efa\u7acb\u8207 SQL Server \u6578\u64da\u5eab\u7684\u9023\u63a5\uff1a<\/p>\n

\nDim conn As Object\nSet conn = CreateObject(\"ADODB.Connection\")\nconn.ConnectionString = \"Provider=SQLOLEDB;Data Source=\u4f60\u7684\u6578\u64da\u5eab\u4f3a\u670d\u5668;Initial Catalog=\u4f60\u7684\u6578\u64da\u5eab\u540d\u7a31;User ID=\u4f60\u7684\u7528\u6236\u540d;Password=\u4f60\u7684\u5bc6\u78bc;\"\nconn.Open\n<\/code><\/pre>\n
\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b ADO \u9023\u63a5\u5c0d\u8c61\uff0c\u4e26\u8a2d\u7f6e\u4e86\u9023\u63a5\u5b57\u7b26\u4e32\u3002\u8acb\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u66ff\u63db\u6578\u64da\u5eab\u4f3a\u670d\u5668\u3001\u6578\u64da\u5eab\u540d\u7a31\u3001\u7528\u6236\u540d\u548c\u5bc6\u78bc\u3002<\/p>\n
3. \u57f7\u884c\u67e5\u8a62\u8a9e\u53e5<\/h2>\n
\u4e00\u65e6\u5efa\u7acb\u4e86\u9023\u63a5\uff0c\u6211\u5011\u5c31\u53ef\u4ee5\u57f7\u884c SQL \u67e5\u8a62\u8a9e\u53e5\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u67e5\u8a62\u6578\u64da\u7684\u793a\u4f8b\uff1a<\/p>\n
\nDim rs As Object\nSet rs = CreateObject(\"ADODB.Recordset\")\nDim sql As String\nsql = \"SELECT * FROM \u4f60\u7684\u8868\u540d\"\nrs.Open sql, conn\n<\/code><\/pre>\n
\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b Recordset \u5c0d\u8c61\u4f86\u5b58\u5132\u67e5\u8a62\u7d50\u679c\u3002\u7136\u5f8c\uff0c\u6211\u5011\u4f7f\u7528 SQL \u8a9e\u53e5\u5f9e\u6307\u5b9a\u7684\u8868\u4e2d\u9078\u64c7\u6240\u6709\u8a18\u9304\u3002<\/p>\n
4. \u8655\u7406\u67e5\u8a62\u7d50\u679c<\/h2>\n
\u67e5\u8a62\u57f7\u884c\u5f8c\uff0c\u6211\u5011\u53ef\u4ee5\u901a\u904e Recordset \u5c0d\u8c61\u4f86\u8a2a\u554f\u7d50\u679c\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u904d\u6b77\u67e5\u8a62\u7d50\u679c\u7684\u793a\u4f8b\uff1a<\/p>\n
\nDo While Not rs.EOF\n    Debug.Print rs.Fields(0).Value ' \u8f38\u51fa\u7b2c\u4e00\u5217\u7684\u503c\n    rs.MoveNext\nLoop\n<\/code><\/pre>\n
\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u4f7f\u7528 Do While \u5faa\u74b0\u4f86\u904d\u6b77 Recordset \u4e2d\u7684\u6bcf\u4e00\u884c\uff0c\u4e26\u8f38\u51fa\u7b2c\u4e00\u5217\u7684\u503c\u3002\u7576\u7136\uff0c\u4f60\u53ef\u4ee5\u6839\u64da\u9700\u8981\u8a2a\u554f\u5176\u4ed6\u5217\u7684\u6578\u64da\u3002<\/p>\n
5. \u95dc\u9589\u9023\u63a5<\/h2>\n
\u5b8c\u6210\u6578\u64da\u64cd\u4f5c\u5f8c\uff0c\u8a18\u5f97\u95dc\u9589 Recordset \u548c\u9023\u63a5\uff0c\u4ee5\u91cb\u653e\u8cc7\u6e90\uff1a<\/p>\n
\nrs.Close\nSet rs = Nothing\nconn.Close\nSet conn = Nothing\n<\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u5728 VB \u4e2d\u9023\u63a5\u6578\u64da\u5eab\u4e26\u57f7\u884c\u67e5\u8a62\u8a9e\u53e5\u7684\u57fa\u672c\u6b65\u9a5f\u3002\u901a\u904e\u4f7f\u7528 ADO\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\uff0c\u57f7\u884c\u5404\u7a2e\u67e5\u8a62\u64cd\u4f5c\u3002\u7121\u8ad6\u662f\u958b\u767c\u684c\u9762\u61c9\u7528\u7a0b\u5e8f\u9084\u662f\u7db2\u7d61\u61c9\u7528\u7a0b\u5e8f\uff0c\u638c\u63e1\u9019\u4e9b\u57fa\u672c\u6280\u80fd\u90fd\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n
\u5982\u679c\u4f60\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u4f60\u7684\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 \u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u4f60\u63d0\u4f9b\u53ef\u9760\u7684\u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u7c21\u55ae\u6307\u5357\u6559\u4f60\u5982\u4f55\u5728VB\u4e2d\u9023\u63a5\u6578\u64da\u5eab\u4e26\u7de8\u5beb\u67e5\u8a62\u8a9e\u53e5\uff0c\u8f15\u9b06\u638c\u63e1\u6578\u64da\u64cd\u4f5c\u6280\u5de7\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-144897","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/144897","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=144897"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/144897\/revisions"}],"predecessor-version":[{"id":144900,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/144897\/revisions\/144900"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=144897"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=144897"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=144897"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}